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"President Trump announced on Tuesday that he had signed a sweeping executive order to eliminate and streamline some permitting regulations and to speed construction of roads, bridges and pipelines, declaring that the moves would fix a “badly broken” infrastructure system in America and bring manufacturing jobs back to the country."

"A federal appeals court has let ExxonMobil largely off the hook for a 2013 pipeline spill that deluged a neighborhood in Mayflower, Arkansas, with more than 200,000 gallons of heavy tar sands crude oil, sickening residents and forcing them from their homes."

"At a federal hearing Tuesday to decide whether domestic makers of solar panels need tariff protection from imports, members of the U.S. International Trade Commission focused much of their questioning on why these companies had failed as the overall solar market was booming."

"The world’s first treaty to protect the environment and human health in nearly a decade, the Minamata Convention on Mercury, enters into force today, committing its 74 Parties, including the United States, to reducing the risks to human health and the environment from the harmful release of mercury and mercury compounds."

"For the first time in centuries, the American shad entered the Musconetcong River during its spring spawning migration upriver this year. The Musky, as it’s known to locals, is a tributary of the Delaware in Northwestern New Jersey. The Hughesville Dam, standing 18 feet tall and 150 feet wide, had blocked its way."

"Miami is among the U.S. cities most vulnerable to rising seas due to climate change, and city officials estimate that they may have to spend at least $900 million in the coming decades to upgrade the city’s flood prevention and drainage systems to keep the Atlantic Ocean at bay."

"Hundreds of Pacific walruses came ashore to a barrier island on Alaska's northwest coast, the earliest appearance of the animals in a phenomenon tied to climate warming and diminished Arctic Ocean sea ice."

"President Trump signed an executive order Tuesday that he said would streamline the approval process for building infrastructure such as roads, bridges and offices by eliminating a planning step related to climate change and flood dangers."

"Vanguard Group on Monday said it has urged companies to disclose how climate change could affect their business and asset valuations, reflecting how the environment has become a priority for the investment industry."